ASX 200 (ASX:XJO) midday update: Fortescue crashes, IRESS sinks

At lunch on Friday, the S&P/ASX 200 Index (ASX: XJO) is on course to end the week on a disappointing note. The benchmark index is currently down 0.85% to 7,396.2 points.

Here’s what is happening on the ASX 200 today:

Fortescue shares weigh on ASX…